Persefoni Carbon AI

freemium

Persefoni helps businesses and financial institutions measure Scope 1, 2, and 3 emissions, produce audit-ready sustainability disclosures, and manage decarbonization strategies with AI.

Productivity

Data & Analytics

Business Intelligence Tools

About

Persefoni is an enterprise-grade carbon accounting and sustainability management platform trusted by more than 7,000 teams worldwide. Designed for both corporations and financial services firms, it enables comprehensive Scope 1, 2, and 3 emissions measurement, regulatory-grade sustainability reporting, and strategic decarbonization planning—all in a single platform. At the core of the platform is PersefoniAI, a natively embedded AI layer built on Persefoni's proprietary carbon accounting LLM. It includes Copilot, a GPT-style chat interface that delivers on-demand technical carbon accounting expertise, as well as AI-driven anomaly detection for large emissions datasets and natural language-based emission factor mapping for spend-based data files. Persefoni's reporting suite covers every major climate disclosure framework, including CSRD, California SB 253 and SB 261, and investor-grade reports. Financial institutions can leverage dedicated tools for financed emissions accounting, portfolio company engagement, and investor reporting. The platform also features advanced decarbonization management capabilities including net-zero target setting, reduction scenario modeling, and Scope 3 supplier engagement workflows. Recognized as a leader by Forrester in carbon accounting software, Persefoni is built for teams seeking assurance-grade results and regulatory confidence.

Key Features

Scope 1, 2 & 3 Carbon Footprint Measurement: Comprehensive GHG emissions measurement across all scopes for businesses of all sizes, from spend-based estimates to actuals, aligned with globally recognized carbon accounting standards.
PersefoniAI Copilot: A GPT-style AI chat interface built on Persefoni's proprietary carbon accounting LLM, providing on-demand technical expertise for emissions calculations, methodology guidance, and compliance questions.
Regulatory & Stakeholder Reporting: Assurance-grade sustainability reports aligned to every major climate disclosure framework including CSRD, California SB 253/261, investor requirements, and more.
Decarbonization Management: Tools for net-zero target setting, reduction scenario modeling, and Scope 3 supplier engagement to help organizations plan and track their decarbonization pathways.
AI Anomaly Detection & Emission Factor Mapping: Automatically detects statistical anomalies in large emissions datasets and uses natural language processing to map spend file data to appropriate LCA and commodities emission factors.

Use Cases

Corporate carbon footprint measurement and annual GHG emissions reporting across Scope 1, 2, and 3 for large enterprises.
CSRD and regulatory compliance reporting for companies subject to European and California climate disclosure mandates.
Financed emissions accounting and portfolio-level decarbonization tracking for banks, asset managers, and insurance companies.
Scope 3 supplier engagement programs to collect and validate upstream and downstream emissions data from supply chain partners.
Net-zero strategy development including science-based target setting, reduction scenario modeling, and progress tracking over time.

Pros

Comprehensive Emissions Coverage: Supports full Scope 1, 2, and 3 measurement including financed emissions for financial services, making it suitable for diverse industries and business models.
AI-Native Platform: PersefoniAI is embedded natively across all plans, offering intelligent automation, anomaly detection, and expert-level guidance without requiring external AI tools.
Audit-Ready & Regulation-Aligned: Calculations are aligned to globally trusted standards and the platform is built to meet assurance and regulatory reporting requirements, reducing compliance risk.
Trusted at Scale: Used by more than 7,000 teams globally and recognized as a Forrester leader, providing confidence in platform reliability and ongoing development.

Cons

Advanced Features Behind Paid Plans: Key capabilities such as regulatory reporting, financed emissions, and advanced decarbonization management are limited to PRO and ADVANCED paid tiers.
Complex for Smaller Organizations: The depth of features and carbon accounting methodology may have a steep learning curve for smaller companies without dedicated sustainability teams.
Some AI Features Still Coming Soon: Natural language-based emission factor mapping, a highlighted PersefoniAI capability, is listed as 'Coming Soon,' limiting the full AI feature set in current releases.

Frequently Asked Questions

Persefoni is a carbon accounting and sustainability management platform that helps businesses and financial institutions measure their greenhouse gas emissions, produce regulatory and investor-grade sustainability reports, and manage their decarbonization strategies using AI.

PersefoniAI is the AI layer natively embedded in the Persefoni platform. It includes Copilot (a GPT-style chat interface for carbon accounting expertise), AI-driven anomaly detection for large datasets, and natural language emission factor mapping for spend files.

Persefoni supports all major climate disclosure regulations including CSRD, California SB 253, California SB 261, and various investor and stakeholder reporting frameworks. All calculations are aligned to globally trusted carbon accounting standards.

Yes. Persefoni offers a dedicated financial services product that covers financed emissions accounting and analytics, investor emissions reporting, decarbonization management, and portfolio company engagement tools.

Yes, Persefoni offers a free sign-up option. More advanced capabilities including regulatory reporting, decarbonization management, and financed emissions tracking are available on the PRO and ADVANCED paid plans.